From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- .../Codebeispiele/2_ch10/fig10_13_20/circle.cpp | 81 ++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp (limited to 'Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp') diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp new file mode 100644 index 0000000..b8f6f59 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp @@ -0,0 +1,81 @@ +// Fig. 10.17: circle.cpp +// Circle class member-function definitions. +#include + +using std::cout; + +#include "circle.h" // Circle class definition + +// default constructor +Circle::Circle( int xValue, int yValue, double radiusValue ) + : Point( xValue, yValue ) // call base-class constructor +{ + setRadius( radiusValue ); + +} // end Circle constructor + +// set radius +void Circle::setRadius( double radiusValue ) +{ + radius = ( radiusValue < 0.0 ? 0.0 : radiusValue ); + +} // end function setRadius + +// return radius +double Circle::getRadius() const +{ + return radius; + +} // end function getRadius + +// calculate and return diameter +double Circle::getDiameter() const +{ + return 2 * getRadius(); + +} // end function getDiameter + +// calculate and return circumference +double Circle::getCircumference() const +{ + return 3.14159 * getDiameter(); + +} // end function getCircumference + +// override virtual function getArea: return area of Circle +double Circle::getArea() const +{ + return 3.14159 * getRadius() * getRadius(); + +} // end function getArea + +// override virutual function getName: return name of Circle +string Circle::getName() const +{ + return "Circle"; + +} // end function getName + +// override virtual function print: output Circle object +void Circle::print() const +{ + cout << "center is "; + Point::print(); // invoke Point's print function + cout << "; radius is " << getRadius(); + +} // end function print + +/************************************************************************** + * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file -- cgit v1.2.3